Place it just before the boss appears in an edit, then follow with the danger alarm and the enemy spotted callout once the threat is visible, ending with the inception horn as the fight begins.
Über diesen Sound
This two-second clip delivers the deep, digitised voice of Sinistar declaring 'Beware, I live' in a slow, threatening growl. It feels ominous and playful at once, like a giant machine waking up just to announce itself. The line comes from the 1983 arcade game Sinistar, where the huge, planet-eating villain taunts the player throughout the game.